EP 2813771 A4 20160120 - AIR CONDITIONER
Title (en)
AIR CONDITIONER
Title (de)
KLIMAANLAGE
Title (fr)
APPAREIL DE CONDITIONNEMENT D'AIR
Publication
Application
Priority
JP 2012000848 W 20120209
Abstract (en)
[origin: EP2813771A1] Provided is an air conditioner which comprises multiple outdoor units, the air conditioner being configured so that, with the use of a low cost configuration, required refrigeration machine oil is supplied to all the outdoor units through refrigerant piping and so that the air conditioner has increased reliability. An air conditioner is provided with multiple indoor units and with four outdoor units which are connected to the multiple indoor units through refrigerant piping. A line of first refrigerant piping leading from the multiple indoor units is branched into two lines of second refrigerant piping, each of the two lines of second refrigerant piping is branched into two lines of third refrigerant piping, and the four lines of third refrigerant piping are respectively connected to the four outdoor units.
IPC 8 full level
CPC (source: EP US)
Citation (search report)
- [A] EP 1750072 A1 20070207 - DAIKIN IND LTD [JP]
- [A] EP 2056029 A2 20090506 - LG ELECTRONICS INC [KR]
- See references of WO 2013118174A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2813771 A1 20141217; EP 2813771 A4 20160120; EP 2813771 B1 20161102; CN 104105927 A 20141015; CN 104105927 B 20161012; ES 2603193 T3 20170224; IN 6579DEN2014 A 20150522; JP 5581457 B2 20140827; JP WO2013118174 A1 20150511; US 2015300662 A1 20151022; US 9618218 B2 20170411; WO 2013118174 A1 20130815
DOCDB simple family (application)
EP 12867760 A 20120209; CN 201280069249 A 20120209; ES 12867760 T 20120209; IN 6579DEN2014 A 20140805; JP 2012000848 W 20120209; JP 2013557232 A 20120209; US 201214377419 A 20120209